diff --git a/src/ServiceProvider.php b/src/ServiceProvider.php
index 0eb5b93..14eec6c 100755
--- a/src/ServiceProvider.php
+++ b/src/ServiceProvider.php
@@ -81,7 +81,7 @@ public function register()
                 });
             }
 
-            if (empty(config('wechat.'.$name.'default'))) {
+            if (empty(config('wechat.'.$name.'.default'))) {
                 $accounts = [
                     'default' => config('wechat.'.$name),
                 ];